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- Tue May 14, 2019 12:19 pm
- Forum: Electric Meters
- Topic: EKM-251DS reading low
- Replies: 1
- Views: 20268
EKM-251DS reading low
I did install an ekm-251ds for an air conditioner 240V. Also installed in the same hot lines my old OWL meter to compare readings. I found that the ekm read 18% less or lower than the OWL. Any reason for this?